Warbonnet Creek (Orellan): Orellan, Nebraska

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Rodentia - Ischyromyidae
Ischyromys typus Leidy 1856
    = Ischyromys veterior Matthew 1903
Alroy 2002
includes type of "Ischyromys typus nanus": "lower Oreodon beds" at "Warbonnet ranch, 12 miles north of Harrison, Nebraska"
Mammalia - Rodentia - Cricetidae
Scottimus viduus n. sp. Korth 1981
Korth 1981
recombined as Willeumys viduus
Warbonnet Creek
Mammalia - Leptochoeridae
Leptochoerus quadricuspis n. sp. Hatcher 1901
Hatcher 1901
    = Stibarus quadricuspis Hatcher 1901
Alroy 2002
"lower Oreodon beds about half a mile west of south of the Brewster and Emmons Ranch, on Warbonnet Creek, in Sioux Co."; see also Edwards 1976a
Mammalia - Hypisodontidae
Hypisodus alacer Troxell 1920
Frick 1937
CM specimen from "Oreodon Beds, Sioux County... Warbonnet Creek"
Mammalia - Merycoidodontidae
Merycoidodon culbertsonii Leidy 1848
Thorpe 1921
    = Merycoidodon culbertsoni Leidy 1848
Alroy 2002
original and current combination Merycoidodon culbertsonii
"Warbonnet ranch, 12 miles north of Harrison... matrix as typical Middle Oligocene"; also Thorpe 1923c: "lower Brule... Sioux Co... Warbonnet Creek, one half mile south of Mr. John Anderson's ranch house"
Mammalia - Carnivora - Amphicyonidae
Daphoenus hartshornianus (Cope 1873)
Hunt 1996
Warbonnet Creek; does not include "D. vetus" of Thorpe 1923d because specimen is from FMNH collection DUPLICATE REF 1975 or 1979 (1 measurement)
Daphoenus vetus Leidy 1853
Thorpe 1923
"one half mile south of John Anderson's ranch house... Middle Oligocene"
Reptilia
Peltosaurus granulosus Cope 1873
Gilmore 1928 2 specimens
CM 271, fragmentary parts of dentary containing teeth. "Lower Oredon beds", collected by J B Hatcher in 1900.; CM 1248, parietal, frontal, maxillae, greater portion of both rami plus a block containing dermal scutes. "Oreodon beds", coll. Peterson 1904.
see common names

Geography
Country:United States State/province:Nebraska County:Sioux
Coordinates: 42.4° North, 103.8° West (view map)
Paleocoordinates:43.6° North, 95.7° West
Basis of coordinate:based on political unit
Time
Period:Paleogene Epoch:Oligocene
Stage:Rupelian 10 m.y. bin:Cenozoic 4
*Period:Tertiary
Key time interval:Orellan
Age range of interval:33.90000 - 33.30000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Brule
Lithology and environment
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Collection methods and comments
Collection excludes:some genera
Taxonomic list comments:some F:AM "Warbonnet Creek" material is from 10 mi, not 12 mi, N of Harrison: Prothero 1996c
Metadata
Also known as:Brewster and Emmons Ranch; Warbonnet Ranch
Database number:17297
Authorizer:J. Alroy, P. Barrett Enterer:J. Alroy, T. Cleary
Research group:vertebrate
Created:1996-08-05 00:00:00 Last modified:2002-06-03 03:27:42
Access level:the public Released:1996-08-05 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

3458. E. L. Troxell. 1922. Horned Eocene ungulates. American Journal of Science 203 [J. Alroy/J. Alroy/J. Ju]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
6222 C. Frick. 1937. Horned ruminants of North America. Bulletin of the American Museum of Natural History 69:1-669 [J. Alroy/J. Alroy/M. Uhen]
14538 C. W. Gilmore. 1928. Fossil lizards of North America. Memoirs of the National Academy of Sciences 22(3):1-201 [J. Head/J. Head/M. Carrano]
1808 J. B. Hatcher. 1901. Some new and little known fossil vertebrates. Annals of Carnegie Museum 1(1):128-144 [J. Alroy/J. Alroy/M. Carrano]
1975 R. M. Hunt, Jr. 1996. Amphicyonidae. In D. R. Prothero and R. M. Emry (eds.), The Terrestrial Eocene-Oligocene Transition in North America 476-485 [J. Alroy/J. Alroy/J. Marcot]
2103 W. W. Korth. 1981. New Oligocene rodents from western North America. Annals of Carnegie Museum 50(10):289-318 [J. Alroy/J. Alroy/M. Uhen]
3413 M. R. Thorpe. 1921. A new Merycoidodon. American Journal of Science 2(12):334-342 [J. Alroy/J. Alroy/J. Marcot]
3422 M. R. Thorpe. 1923. The hyoid apparatus of Merycoidodon. American Journal of Science 206 [J. Alroy/J. Alroy/J. Ju]